re PR rtl-optimization/60776 (FAIL gcc.dg/builtin-bswap-6.c and gcc.dg/builtin-bswap-7.c)

2014-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	PR rtl-optimization/60776
	* gcc.dg/builtin-bswap-6.c: Use -mbranch-cost=0 for s390.
	* gcc.dg/builtin-bswap-7.c: Likewise.
	* gcc.dg/builtin-bswap-6a.c: New testcase.
	* gcc.dg/builtin-bswap-7a.c: New testcase.

	Revert
	2014-04-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* gcc.dg/builtin-bswap-6.c: Adjust return value to disable GCC
	optimization.
	* gcc.dg/builtin-bswap-7.c: Likewise.

From-SVN: r209221